Introduce PSR-14 Event for Intercepting and Modifying Data Sent to Sentry

[balatD]

This pull request introduces a PSR-14 event within the extension. This allows developers to intercept the data being prepared for transmission to Sentry, enabling them to prevent specific data from being sent or to modify the exception information before it reaches the Sentry service.

[christophlehmann]

You can register a custom Integration within $GLOBALS['TYPO3_CONF_VARS']['EXTCONF']['sentry_client']['options']['integrations']. Did you see that?